import axios from 'axios'
import Auth from '../utils/auth'
import { Message } from 'element-ui'

// create an axios instance
const service = axios.create({
  baseURL: '', // url = base url + request url
  timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (Auth.getToken()) {
      // let each request carry token
      // [''x-xq5-jwt''] is a custom headers key
      // please modify it according to the actual situation
      config.headers['x-xq5-jwt'] = Auth.getToken()
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  res => {
    // if the custom code is not 200, it is judged as an error.
    if (res.status !== 200) {
      Message({
        message: 'status code error',
        type: 'error',
        duration: 5 * 1000
      })
      return Promise.reject(new Error('status code error'))
    } else {
      return res.data
    }
  },
  error => {
    console.log('err' + error) // for debug
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
